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  4. The polytene chromosomes were discovered for j the first time in

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Q. The polytene chromosomes were discovered for j the first time in

AIPMTAIPMT 1995Molecular Basis of Inheritance

Solution:

In salivary glands cells of Chironomus tantans giant chromosomes were observed by E.G Balbini for the first time in 1881. The availability of these chromosomes greatly helped in the study of Drosophila cytogenetics in which they where discovered later.